Article Title Page Numbers CHEMO-SENSING IN THE MOUNTAIN DUSKY SALAMANDER (DESMOGNATHUS OCHROPHAEUS) 16-19 COMPARISON OF WILDLIFE VISITS TO WOODED AND EDGE HABITATS ALONG WARM SPRING 29-34 EFFECT OF MOUND DIAMETER ON MOUND SPACING IN A FORMICA EXSECTIODES POPULATION IN CENTRAL PENNSYLVANIA 6-9 EFFECTS OF PREDATION ON THE BEHAVIOR OF GAMMARUS MINUS 10-15 EFFECTS OF TEMPERATURE ON THE DEVELOPMENT OF THE WOOD FROG, RANA SYLVATICA 20-24 EFFECTS OF WHITE-TAILED DEER (Odocoileus virginianus) BROWSING ON NORTHERN HARDWOOD FOREST REGENERATION 35-40 FEEDING BEHAVIOR OF LEPOMIS MACROCHIRUS IN AN ARTIFICIAL STREAM 1-5 HABITAT PREFERENCE OF THE ALLEGHENY MOUND ANT 41-45 SALAMANDER ABUNDANCE IN RELATION TO SUBSTRATE AND FOOD AVAILABILITY IN FRESHWATER SPRINGS 46-49 SUGAR-WATER DENSITIES IN RELATION TO HEIGHT AND DIAMETER OF SUGAR-MAPLE TREES (ACER SACCHARUM) AT THE RAYSTOWN FIELD STATION 25-28 SURVEY OF RUFFED GROUSE DRUMMING IN CENTRAL PENNSYLVANIA 50-53